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X1243S8 PDF预览

X1243S8

更新时间: 2024-01-13 11:08:45
品牌 Logo 应用领域
XICOR 闹钟可编程只读存储器电动程控只读存储器电可擦编程只读存储器时钟
页数 文件大小 规格书
18页 94K
描述
Real Time Clock/Calendar/Alarm with EEPROM

X1243S8 技术参数

是否无铅: 含铅是否Rohs认证: 不符合
生命周期:Obsolete零件包装代码:SOIC
包装说明:PLASTIC, SOIC-8针数:8
Reach Compliance Code:not_compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.81
最大时钟频率:0.032 MHz信息访问方法:I2C
中断能力:YJESD-30 代码:R-PDSO-G8
JESD-609代码:e0长度:4.9 mm
湿度敏感等级:1端子数量:8
计时器数量:1最高工作温度:85 °C
最低工作温度:-40 °C封装主体材料:PLASTIC/EPOXY
封装代码:SOP封装等效代码:SOP8,.25
封装形状:RECTANGULAR封装形式:SMALL OUTLINE
峰值回流温度(摄氏度):NOT SPECIFIED电源:3/5 V
认证状态:Not Qualified座面最大高度:1.75 mm
子类别:Timer or RTC最大供电电压:5.5 V
最小供电电压:2.7 V标称供电电压:5 V
表面贴装:YES技术:CMOS
温度等级:INDUSTRIAL端子面层:TIN LEAD
端子形式:GULL WING端子节距:1.27 mm
端子位置:DUAL最短时间:SECONDS
处于峰值回流温度下的最长时间:NOT SPECIFIED易失性:YES
宽度:3.9 mmuPs/uCs/外围集成电路类型:TIMER, REAL TIME CLOCK
Base Number Matches:1

X1243S8 数据手册

 浏览型号X1243S8的Datasheet PDF文件第1页浏览型号X1243S8的Datasheet PDF文件第2页浏览型号X1243S8的Datasheet PDF文件第3页浏览型号X1243S8的Datasheet PDF文件第5页浏览型号X1243S8的Datasheet PDF文件第6页浏览型号X1243S8的Datasheet PDF文件第7页 
X1243  
disables the output IRQ for that alarm condition, but the  
alarm condition can still be checked by polling the  
alarm flag.  
The alarm enable bits are located in the MSB of the  
particular register. When all enable bits are set to ‘0’,  
there are no alarms.  
Table 1. Clock/Control Memory Map  
Bit  
Reg  
Name  
Addr.  
Type  
Range  
0
(optional)  
7
6
5
4
3
2
1
003F  
0037  
0036  
0035  
0034  
0033  
0032  
0031  
0030  
0011  
0010  
000F  
000E  
000D  
000C  
000B  
000A  
0009  
0008  
0007  
0006  
0005  
0004  
0003  
0002  
0001  
0000  
Status  
SR  
Y2K  
DW  
YR  
BAT  
0
AL1  
0
AL0  
Y2K21  
0
0
Y2K20  
0
0
Y2K13  
0
RWEL  
0
WEL  
0
RTCF  
Y2K10 19/20  
0
0
DY2  
Y12  
G12  
D12  
H12  
M12  
S12  
0
DY1  
Y11  
G11  
D11  
H11  
M11  
S11  
0
DY0  
Y10  
G10  
D10  
H10  
M10  
S10  
0
0-6  
Y23  
0
Y22  
0
Y21  
0
Y20  
G20  
D20  
H20  
M20  
S20  
0
Y13  
G13  
D13  
H13  
M13  
S13  
0
0-99  
1-12  
1-31  
0-23  
0-59  
0-59  
MO  
DT  
RTC  
(SRAM)  
0
0
D21  
H21  
M21  
S21  
AL0E  
BP0  
HR  
MN  
SC  
T24  
0
0
M22  
S22  
AL1E  
BP1  
0
INT  
BL  
IM  
BP2  
00h  
00h  
Control  
(E2PROM)  
0
0
0
0
0
unused  
0
DWA1 EDW1  
YRA1  
0
0
0
DY2  
DY1  
DY0  
0-6  
0h  
Unused - Default = RTC Year value  
MOA1  
DTA1  
HRA1  
MNA1  
SCA1  
EMO1  
EDT1  
EHR1  
EMN1  
ESC1  
0
0
0
A1G20  
A1D20  
A1H20  
A1M20  
A1S20  
A1G13  
A1D13  
A1H13  
A1G12  
A1D12  
A1H12  
A1G11  
A1D11  
A1H11  
A1G10  
A1D10  
A1H10  
A1M10  
A1S10  
1-12 0h  
1-31 0h  
0-23 0h  
0-59 0h  
0-59 0h  
Alarm1  
(E2PROM)  
A1D21  
A1H21  
A1M21  
A1S21  
0
A1M22  
A1S22  
A1M13 A1M12 A1M11  
A1S13  
unused  
0
A1S12  
DY2  
A1S11  
DY1  
DWA1 EDW0  
YRA0  
0
0
0
DY0  
0-6  
0h  
Unused - Default = RTC Year value  
MOA0  
DTA0  
HRA0  
MNA0  
SCA0  
EMO0  
EDT0  
EHR0  
EMN0  
ESC0  
0
0
0
A0G20  
A0D20  
A0H20  
A0M20  
A0S20  
A0G13  
A0D13  
A0H13  
A0G12  
A0D12  
A0H12  
A0G11  
A0D11  
A0H11  
A0G10  
A0D10  
A0H10  
A0M10  
A0S10  
1-12 0h  
1-31 0h  
0-23 0h  
0-59 0h  
0-59 0h  
Alarm0  
(E2PROM)  
A0D21  
A0H21  
A0M21  
A0S21  
0
A0M22  
A0S22  
A0M13 A0M12 A0M11  
A0S13 A0S12 A0S11  
REAL TIME CLOCK REGISTERS  
Year 2000 (Y2K)  
Day of the Week Register (DW)  
This register provides a Day of the Week status and  
uses three bits DY2 to DY0 to represent the seven  
days of the week. The counter advances in the cycle  
0-1-2-3-4-5-6-0-1-2-... The assignment of a numerical  
The X1243 has a century byte that “rolls over” from 19  
to 20 when the years byte changes from 99 to 00. The  
Y2K byte can contain only the values of 19 or 20.  
4

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